"ISRU"

A new milestone for the future of United Launch Alliance’s rockets was conducted by Northrop Grumman Innovation Systems (NGIS) on Thursday, when the first GEM-63 motor was test-fired for 110 seconds during the QM-1 firing at the NGIS testing facility in Promontory, Utah – sending 373,000 lbs of thrust along with bright fire, loud noise and vibration into the sunny desert sky.